Simi Valley is a city located in Ventura County, California, United States. It is situated in the southeast corner of the county, nestled between the Santa Susana Mountains to the north and the Simi Hills to the south. The city is home to a population of 126,788 people as of 2019.

Simi Valley is known for its pleasant climate and natural beauty. The city has an average temperature of 70 degrees Fahrenheit throughout the year and receives an average of 14 inches of rain annually. The area is also known for its abundance of outdoor activities such as hiking, biking, camping, and horseback riding.

The city has a strong economy with many businesses located in Simi Valley including aerospace companies such as Lockheed Martin and Northrop Grumman. There are also many retail stores, restaurants, and entertainment venues located throughout the city.

Simi Valley is home to several parks including Rancho Simi Community Park which features a lake with fishing opportunities, picnic areas, playgrounds, and more. The Ronald Reagan Presidential Library & Museum is also located in Simi Valley which houses artifacts from Reagan's presidency as well as his personal library.

Simi Valley is a great place to live with its beautiful scenery and numerous recreational activities available for residents to enjoy. With its strong economy and diverse population it makes for an ideal place to call home.